横河AAI841-S00模拟输入输出模块Analog I/O Module
(4 to 20 mA input , 4 to 20 mA output, 8-channel input/8-channel output, Non-Isolated)由横河电机印度尼西亚工厂生产
Items | Specifications | ||||||
Model | AAI841(*1) | AAB841(*5) | AAB842(*5)(*6)(*7) | ||||
NumberofI/Ochannels | 8-channelinput/8-channeloutput, non-isolated | 8-channelinput/8-channeloutput, non-isolated(differentialinput) | 8-channelinput/8-channeloutput, non-isolated (differentialinputatvoltageinput) | ||||
I/Osignal | Input: 4to20mA | Output: 4to20mA | Input:1to5V (allowable commonmode voltage±1Vor less) | Output: 4to20mA | Input(*8) Voltageinput: 1to5VDC (allowable commonmode voltage±1Vor less) Currentinput: 4to20mADC | Output: 4to20mA | |
Allowableinputcurrent/ voltage | 25mA | — | ±7.5V | — | Voltageinput: ±7.5V Currentinput: 25mA | — | |
Withstandingvoltage | — | ||||||
Inputresistance | Power ON | 400Ω(at20 mA)to1000Ω (at4mA)(*2) | — | 1MΩormore | — | Voltageinput:1 MΩormore Currentinput :290Ω(at20 mA)to450Ω (at4mA)(*2) | — |
Power OFF | 500kΩormore | — | 340kΩormore | — | Voltageinput: 340kΩormore Currentinput: 500kΩormore | — | |
Allowableloadresistance | — | 0to750Ω(*3) | — | 0to750Ω | — | 0to750Ω(*4) | |
Circuit-opendetection | — | Lessthan0.65 mA | — | Lessthan0.65 mA | — | Lessthan0.65 mA | |
Accuracy | Input: ±16µA | output: ±48µA | Input: ±4mV | output: ±48µA | Voltageinput: ±4mV Currentinput: ±16μA | ±48μA | |
Dataupdateperiod | 10ms | ||||||
Inputstepresponsetime | 100ms | ||||||
Outputstepresponsetime | 40ms | ||||||
Transmitterpowersupply | 14.8Vormore(at20mA) 26.4Vorless(at0mA)(*4) | — | |||||
Settingof2-wireor4-wire transmitter | Foreachchannelbysettingpin | — | |||||
Temperaturedrift | ±0.1%/10°C | ||||||
Maximumcurrent consumption | 310mA(5VDC), 500mA(24VDC) | 310mA(5VDC), 250mA(24VDC) | 410mA(5VDC), 290mA(24VDC) | ||||
Weight | 0.3kg | ||||||
Externalconnection | Pressureclampterminal,KScable,MILconnectorcable | KScable | |||||
HARTcommunication(*9) | Available | — | Available (atCurrentinputandoutput) |